audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Fuel Level Sensor, Removing and Installing|Page 1099 > < Fuel Level Sensor, Removing and Installing|Page 1097
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Location: Note arrow mark. Arrow 2 must be opposite arrow 3. 

6

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Harness connector
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For fuel pump and fuel level sensor

7

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Hose guide
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Installed position as shown.

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Must be kept in position while union nut is being tightened.

8

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Union nut
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60 Nm (44 ft lb)

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Remove and install using 3217 wrench

9

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Wiring to fuel pump
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Attach with fuel resistant cable ties (item 10)

10

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Supply line
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Fuel pump/surge housing

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Location, see "Fuel Supply Unit, Removing and Installing". See: Powertrain Management/Fuel Delivery and Air Induction/Fuel
Pump/Service and Repair/Fuel Pump, Removing and Installing  

11

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Nut M4
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1.5 Nm (13 in.lb)

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Install toothed washer beneath

12

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Nut M5
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2 Nm (18 in.lb)

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Install toothed washer beneath

13

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Fuel supply unit
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Removing and installing See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Pump/Service and Repair/Fuel Pump,
Removing and Installing  

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Electrically check fuel pump See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Pump/Testing and Inspection 

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Check the residual pressure.

14

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Fuel strainer
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Connected to fuel supply unit

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Can not be individually replaced

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Clean if dirty

15

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Surge housing lower section
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Mounted in fuel tank

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Can not be removed

16

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Fuel level sensor
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Float is cube shaped

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Checking See: Testing and Inspection 

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Removing and installing See: Fuel Level Sensor, Removing and Installing  

17

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Return line
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Installed inside cover flange

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Disconnecting: press unlatching buttons on connector piece

 

Fuel Level Sensor, Removing and Installing|Page 1099 > < Fuel Level Sensor, Removing and Installing|Page 1097